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TYPICAL MALFUNCTION THRESHOLDS P0550: TYPICAL MALFUNCTION THRESHOLDS - P0550 P0552: TYPICAL MALFUNCTION THRESHOLDS - P0552 P0553: TYPICAL MALFUNCTION THRESHOLDS - P0553 INSPECTION PROCEDURE HINT: If other DTCs relating to different systems that have terminal E2 as the ground terminal are output Read freeze frame data using the Techstream. Freeze frame data records the engine condition when 1. CHECK HARNESS AND CONNECTOR (ECM - POWER STEERING OIL PRESSURE SENSOR) a. Disconnect the D74 ECM connector. b. Disconnect the D46 power steering oil pressure sensor connector. c. Measure the resistance according to the value (s) in the table below. Standard resistance STANDARD RESISTANCE SPECIFICATION Power steering pressure sensor voltage Less than 0.28 V, or higher than 4.9 V Power steering pressure sensor voltage Less than 0.28 V Power steering pressure sensor voltage Higher than 4.9 V Tester Connection Condition Specified Condition D46-2 (PSP) - D74-72 (PSP) Always Below 1 ohms D46-1 (VC) - D74-66 (VC) Always Below 1 ohms D46-3 (E2) - D74-97 (ETHW) Always Below 1 ohms D46-2 (PSP) or D74-72 (PSP) - Body ground Always 10 kohms or higher D46-1 (VC) or D74-66 (VC) - Body ground Always 10 kohms or higher
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra
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